package edu.sctu.practice.class02.xuejiahua.test14;

/**
 * Created by Administrator on 2015/10/12.
 */
public class StaticDemo {

    static int a;
    double f;
    int fun(int b){
        a=b*b;
        return a;

    }

    double run(int d){
         f=d+d;
         return f;
    }
}
